221003550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:335

約数の個数: 144

約数和(自身を含む): 628138368

約数和(自身を除く): 407134818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 90, 115, 131, 138, 150, 163, 207, 225, 230, 262, 326, 345, 393, 414, 450, 489, 575, 655, 690, 786, 815, 978, 1035, 1150, 1179, 1310, 1467, 1630, 1725, 1965, 2070, 2358, 2445, 2934, 3013, 3275, 3450, 3749, 3930, 4075, 4890, 5175, 5895, 6026, 6550, 7335, 7498, 8150, 9039, 9825, 10350, 11247, 11790, 12225, 14670, 15065, 18078, 18745, 19650, 21353, 22494, 24450, 27117, 29475, 30130, 33741, 36675, 37490, 42706, 45195, 54234, 56235, 58950, 64059, 67482, 73350, 75325, 90390, 93725, 106765, 112470, 128118, 135585, 150650, 168705, 187450, 192177, 213530, 225975, 271170, 281175, 320295, 337410, 384354, 451950, 491119, 533825, 562350, 640590, 677925, 843525, 960885, 982238, 1067650, 1355850, 1473357, 1601475, 1687050, 1921770, 2455595, 2946714, 3202950, 4420071, 4804425, 4911190, 7366785, 8840142, 9608850, 12277975, 14733570, 22100355, 24555950, 36833925, 44200710, 73667850, 110501775, 221003550]

約数ペア:

[(1, 221003550), (2, 110501775), (3, 73667850), (5, 44200710), (6, 36833925), (9, 24555950), (10, 22100355), (15, 14733570), (18, 12277975), (23, 9608850), (25, 8840142), (30, 7366785), (45, 4911190), (46, 4804425), (50, 4420071), (69, 3202950), (75, 2946714), (90, 2455595), (115, 1921770), (131, 1687050), (138, 1601475), (150, 1473357), (163, 1355850), (207, 1067650), (225, 982238), (230, 960885), (262, 843525), (326, 677925), (345, 640590), (393, 562350), (414, 533825), (450, 491119), (489, 451950), (575, 384354), (655, 337410), (690, 320295), (786, 281175), (815, 271170), (978, 225975), (1035, 213530), (1150, 192177), (1179, 187450), (1310, 168705), (1467, 150650), (1630, 135585), (1725, 128118), (1965, 112470), (2070, 106765), (2358, 93725), (2445, 90390), (2934, 75325), (3013, 73350), (3275, 67482), (3450, 64059), (3749, 58950), (3930, 56235), (4075, 54234), (4890, 45195), (5175, 42706), (5895, 37490), (6026, 36675), (6550, 33741), (7335, 30130), (7498, 29475), (8150, 27117), (9039, 24450), (9825, 22494), (10350, 21353), (11247, 19650), (11790, 18745), (12225, 18078), (14670, 15065)]